Survey Description:
Survey Title:Marion River (East)
Country:CA
Province/Territory:NT
GSC Open File Number:188 
Survey Type:Radiometric
Survey Start Date (YYYY-MM-DD):1973-01-01
Survey End Date (YYYY-MM-DD):1973-12-31
Data Acquisition:Digitally acquired
Platform:Fixed-wing aircraft
Geoid:NAD27
Survey Boundary:(62.98650,-109.91600)
(63.68270,-109.79500)
(63.71440,-109.79500)
(63.98800,-109.85100)
(64.02940,-109.88400)
(64.02940,-111.36900)
(64.02850,-113.74700)
(64.00040,-113.92500)
(63.90710,-114.15100)
(63.82100,-114.23800)
(63.81270,-114.23800)
(63.09490,-114.15300)
(62.96170,-114.10200)
(62.96170,-111.94400)
Internal unsurveyed area: 
Flight Path Recording:
Survey Altitude Model:Constant mean terrain clearance (height above ground)
Flying Height (m):120.0
Traverse: Line Azimuth (degrees):90
Traverse: Line Spacing (m):5000
Traverse: Total Kilometres:n/a
Control: Line Azimuth:n/a
Control: Line Spacing (m):n/a
Control: Total Kilometres:n/a
Diurnal Monitoring: Time Chord Length (sec):n/a
Diurnal Monitoring: Max. Deviation (nT):n/a
Magnetics: Sensor Make:n/a
Magnetics: Sensor Model:n/a
Magnetics: Sensitivity (nT):n/a
Magnetics: Resolution (nT):n/a
Magnetics: System:n/a
Magnetics: Hardware Config:n/a
Vertical Gradiometer: Sensor Separation:n/a
Electromagnetics: Sensor Make:n/a
Electromagnetics: Sensor Model:n/a
Electromagnetics: Hardware Config:n/a
VLF: Line Station:n/a
Spectrometry: Sensor Make:n/a
Spectrometry: Sensor Model:n/a
Spectrometry: Recording Frequency (Hz):0
Spectrometry: Main Detector Volume (l):50
Spectrometry: Upward Detector Volume (l):0
Spectrometry: Sensor Height (m):120
Comments:n/a
Navigation Systems: Sensor:n/a

Channel Descriptions:
IDName:Units:Null Value:Description:
loctimelocal times0.0local time
datedateyyyymmdd0.0date
linelinen/a0.0flight line number
linenameline namen/a0.0flight line name
linetypeline typen/a0.0line type
p_longLongitudedegrees0.0Datum=NAD27, ellipsoid=Clarke 1866
p_latLatitudedegrees0.0Datum=NAD27, ellipsoid=Clarke 1866
f_altmRadar altitudem0.0Height above ground level (Terrain Clearance)
f_potPotassium (K)%0.0Fully-corrected Potassium, ground concentration, derived from r_pot
f_uraEquivalent Uranium (eU)ppm0.0Fully corrected Uranium, equivalent ground concentration, derived from r_ura
f_thoEquivalent Thorium (eTh)ppm0.0Fully corrected Thorium, equivalent ground concentration, derived from r_tho
f_rtkEquivalent Thorium/Potassium (eTh/K)ppm/%0.0Ratio of f_tho/f_pot (eTh/K)
f_rutEquivalent Uranium/equivalent Thorium (eU/eTh)0.0Ratio of f_ura/f_tho (eU/eTh)
f_rukEquivalent Uranium/Potassium (eU/K)ppm/%0.0Ratio of f_ura/f_pot (eU/K)
f_toturTotal countUr0.0Total count (410-2810 MeV - full spectrum)
f_adrnNatural air absorbed dose ratenGy/h0.0ADRN=13.08*K + 5.67*eU + 2.49*eTh (GSC Bulletin 360, 1984)